diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index b5f8ee5..4dfc400 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -2632,6 +2632,10 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM, setOperationAction(Op, MVT::f32, Promote); } + setOperationPromotedToType(ISD::ATOMIC_LOAD, MVT::f16, MVT::i16); + setOperationPromotedToType(ISD::ATOMIC_LOAD, MVT::f32, MVT::i32); + setOperationPromotedToType(ISD::ATOMIC_LOAD, MVT::f64, MVT::i64); + // We have target-specific dag combine patterns for the following nodes: setTargetDAGCombine({ISD::VECTOR_SHUFFLE, ISD::SCALAR_TO_VECTOR, @@ -20558,7 +20562,7 @@ static SDValue lowerUINT_TO_FP_vXi32(SDValue Op, const SDLoc &DL, // float4 fhi = (float4) hi - (0x1.0p39f + 0x1.0p23f); // NOTE: By using fsub of a positive constant instead of fadd of a negative - // constant, we avoid reassociation in MachineCombiner when unsafe-fp-math is + // constant, we avoid reassociation in MachineCombiner when reassoc is // enabled. See PR24512. SDValue HighBitcast = DAG.getBitcast(VecFloatVT, High); // TODO: Are there any fast-math-flags to propagate here? @@ -29516,11 +29520,8 @@ static SDValue LowerFMINIMUM_FMAXIMUM(SDValue Op, const X86Subtarget &Subtarget, if (IgnoreNaN || DAG.isKnownNeverNaN(IsNum ? NewY : NewX)) return MinMax; - if (DAG.isKnownNeverNaN(NewX)) - NewX = NewY; - - SDValue IsNaN = - DAG.getSetCC(DL, SetCCType, NewX, NewX, IsNum ? ISD::SETO : ISD::SETUO); + SDValue NaNSrc = IsNum ? MinMax : NewX; + SDValue IsNaN = DAG.getSetCC(DL, SetCCType, NaNSrc, NaNSrc, ISD::SETUO); return DAG.getSelect(DL, VT, IsNaN, NewX, MinMax); } |